Doughnuts are sold in bags and cartons. A bag holds 4 doughnuts and a carton holds 10 doughnuts.
Tom buys B bag of doughnuts and C cartons of doughnuts.
He buys a total of T doughnuts.
Write down a formula for T in terms of B and C.

Tom wants to order tickets online so that he and three of his friends can go to a water park the cost of the tickets is 16.00 per person there is also a 2.50 one-time service fee for ordering tickets online write an expression in term of n that represents the cost for n ordering tickets online

The rectangle shown has a perimeter of 108 cm and the given area. its length is 6 more than five times its width. write and solve a system of equations to find the dimensions of the rectangle.

Val and tony get paid per project. val is paid a project fee of $44 plus $12 per hour. tony is paid a project fee of $35 plus $15 per hour. write an expression to represent how much a company will pay to hire both to work the same number of hours on a project.